16381547

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5807}}^1$

素因数の和:5858

約数の個数: 16

約数和(自身を含む): 20815872

約数和(自身を除く): 4434325

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 5807, 40649, 75491, 180017, 528437, 1260119, 2340221, 16381547]

約数ペア:

[(1, 16381547), (7, 2340221), (13, 1260119), (31, 528437), (91, 180017), (217, 75491), (403, 40649), (2821, 5807)]